Move off the Next ZipString overload.

Bug: http://b/129068177
Test: treehugger
Change-Id: I83840c2ffd6cdede8cb34b4ec168427a43e1daf7
diff --git a/tests/libs/bionic_tests_zipalign.cpp b/tests/libs/bionic_tests_zipalign.cpp
index ec500d4..adb731f 100644
--- a/tests/libs/bionic_tests_zipalign.cpp
+++ b/tests/libs/bionic_tests_zipalign.cpp
@@ -37,7 +37,7 @@
   fprintf(stderr, "    The output zip file that will be created from the input file.\n");
 }
 
-using ZipData = std::pair<std::unique_ptr<ZipEntry>, std::unique_ptr<ZipString>>;
+using ZipData = std::pair<std::unique_ptr<ZipEntry>, std::string>;
 
 static bool GetEntries(ZipArchiveHandle handle, std::vector<ZipData>* entries) {
   void* cookie;
@@ -48,10 +48,9 @@
   }
 
   ZipEntry entry;
-  ZipString name;
+  std::string name;
   while ((return_value = Next(cookie, &entry, &name)) == 0) {
-    entries->emplace_back(std::make_pair(std::make_unique<ZipEntry>(entry),
-                                         std::make_unique<ZipString>(name)));
+    entries->emplace_back(std::make_pair(std::make_unique<ZipEntry>(entry), name));
   }
   if (return_value != -1) {
     fprintf(stderr, "Error while iterating over zip entries: %s\n", ErrorCodeString(return_value));
@@ -78,13 +77,12 @@
   int32_t error;
   for (auto& entry : entries) {
     ZipEntry* zip_entry = entry.first.get();
-    ZipString* zip_str = entry.second.get();
+    std::string& zip_name = entry.second;
 
     size_t flags = 0;
     if ((zip_entry->method & kCompressDeflated) != 0) {
       flags |= ZipWriter::kCompress;
     }
-    std::string zip_name(reinterpret_cast<const char*>(zip_str->name), zip_str->name_length);
     error = writer.StartAlignedEntry(zip_name.c_str(), flags, alignment);
     if (error != 0) {
       fprintf(stderr, "StartAlignedEntry failed: %s\n", ZipWriter::ErrorCodeString(error));